WO2013164906A1 - Dispositif électronique - Google Patents

Dispositif électronique Download PDF

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Publication number
WO2013164906A1
WO2013164906A1 PCT/JP2013/002789 JP2013002789W WO2013164906A1 WO 2013164906 A1 WO2013164906 A1 WO 2013164906A1 JP 2013002789 W JP2013002789 W JP 2013002789W WO 2013164906 A1 WO2013164906 A1 WO 2013164906A1
Authority
WO
WIPO (PCT)
Prior art keywords
panel
electronic device
piezoelectric element
housing
casing
Prior art date
Application number
PCT/JP2013/002789
Other languages
English (en)
Japanese (ja)
Inventor
俊寿 名畑
聡 水田
友彰 宮野
清和 佐藤
章朗 木原
俊 風間
正教 梅原
元紀 今村
Original Assignee
京セラ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 京セラ株式会社 filed Critical 京セラ株式会社
Priority to EP13784997.2A priority Critical patent/EP2800395B1/fr
Priority to US14/002,357 priority patent/US9131299B2/en
Priority to MX2014010186A priority patent/MX2014010186A/es
Publication of WO2013164906A1 publication Critical patent/WO2013164906A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3888—Arrangements for carrying or protecting transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
    • H04M1/185—Improving the rigidity of the casing or resistance to shocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/03—Transducers capable of generating both sound as well as tactile vibration, e.g. as used in cellular phones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/13—Hearing devices using bone conduction transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Definitions

  • the present invention relates to an electronic device that vibrates a panel by applying a predetermined electrical signal (audio signal) to a piezoelectric element and transmits the vibration of the panel to a human body to transmit air conduction sound and vibration sound to a user.
  • a predetermined electrical signal audio signal
  • Patent Document 1 describes an electronic device such as a mobile phone that conveys air conduction sound and bone conduction sound to a user.
  • air conduction sound is sound transmitted to the auditory nerve of a user by vibration of air that is caused by vibration of an object being transmitted to the eardrum through the external auditory canal.
  • Patent Document 1 describes that bone conduction sound is sound transmitted to the user's auditory nerve through a part of the user's body (for example, cartilage of the outer ear) that contacts the vibrating object. ing.
  • Patent Document 1 In the telephone set described in Patent Document 1, it is described that a short plate-like vibrating body made of a piezoelectric bimorph and a flexible material is attached to the outer surface of a housing via an elastic member. Further, in Patent Document 1, when a voltage is applied to the piezoelectric bimorph of the vibrating body, the vibrating body bends and vibrates as the piezoelectric material expands and contracts in the longitudinal direction, and the user contacts the vibrating body with the auricle. It is described that air conduction sound and bone conduction sound are transmitted to the user.
  • An object of the present invention is to provide an electronic device that solves the above-described problems and can reduce sound leakage due to vibration of a casing.
  • An electronic apparatus includes a piezoelectric element, a panel that supports the piezoelectric element, and a casing that holds the panel and transmits vibrations through the panel.
  • a piezoelectric element In an electronic device that generates vibration sound that is transmitted by vibrating a part of
  • the housing includes a first housing portion and a second housing portion located inside the first housing, Between the 1st housing part and the 2nd housing part, the rigidity reinforcement part which raises the rigidity of the said housing is arrange
  • the rigidity-enhancing part may press the first casing part and the second casing part.
  • the rigidity reinforcing part may be composed of an electronic component and an elastic body.
  • the electronic component may be a battery.
  • the elastic body may also serve as a radio wave absorber sheet that covers the battery.
  • the elastic body may also serve as a sealing member attached to the surface of the battery.
  • the electronic component may be a speaker.
  • the elastic body may also serve as a dustproof sheet that covers the speaker.
  • the electronic component may be a camera module.
  • the first casing portion may include a first recess, and the second casing portion and the rigidity reinforcing portion may be disposed in the first recess.
  • the second casing portion may include a second recess, and the rigidity reinforcing portion may be disposed between the bottom of the first recess and the bottom of the second recess.
  • the panel may vibrate in the second recess and in a region not in contact with the bottom of the second recess.
  • the piezoelectric element may be disposed on one end side in one direction of the casing.
  • the casing may have a rectangular shape in plan view, and the length of one of the two opposing sides may be equal to or longer than the length from the antitragus to the lower leg of the antiaural ring.
  • the length of the opposite two sides of the casing may be equal to or greater than the length from the tragus to the anti-ankle.
  • the piezoelectric element may be bonded and fixed to the casing by a bonding member.
  • the joining member may be a non-heating type curable adhesive.
  • the bonding member may be a double-sided tape.
  • the panel may be joined to the casing by a joining member.
  • the joining member for joining the panel to the housing may be a non-heating type curable adhesive.
  • the bonding member for bonding the panel to the housing may be a double-sided tape.
  • the panel may constitute part or all of the display unit, the input unit, and the cover of the display unit.
  • the fixed portion of the piezoelectric element in the panel may be located outside the overlapping area with the display unit in plan view of the panel.
  • the display unit may be fixed to the panel from the inside of the housing.
  • FIG. 1 is a diagram showing functional blocks of a main part of an electronic device 1 according to an embodiment of the present invention.
  • the electronic device 1 is, for example, a mobile phone, and includes a wireless communication unit 5, a panel 10, a display unit 20, a piezoelectric element 30, an input unit 40, and a control unit 50.
  • the wireless communication unit 5 has a known configuration and is wirelessly connected to a communication network via a base station or the like.
  • the panel 10 is a touch panel that detects contact, a cover panel that protects the display unit 20, or the like.
  • the panel 10 is made of, for example, glass or a synthetic resin such as acrylic.
  • the shape of the panel 10 may be a plate shape.
  • the panel 10 may be a flat plate or a curved panel whose surface is smoothly inclined.
  • a detection method of the touch panel any method such as a capacitance method, a resistance film method, a surface acoustic wave method (or an ultrasonic method), an infrared method, an electromagnetic induction method, and a load detection method can be used.
  • the display unit 20 is a display device such as a liquid crystal display, an organic EL display, or an inorganic EL display.
  • the display unit 20 is provided on the back side of the panel 10.
  • the display unit 20 is disposed on the back surface of the panel 10 by a joining member (for example, an adhesive).
  • the display unit 20 is separated from the panel 10 and supported by the housing of the electronic device 1.
  • the piezoelectric element 30 is an element that expands and contracts or bends (bends) according to the electromechanical coupling coefficient of the constituent material by applying an electric signal (voltage).
  • the piezoelectric element 30 may be a unimorph, bimorph, or multilayer piezoelectric element.
  • the stacked piezoelectric element includes a stacked unimorph element in which unimorphs are stacked (for example, 16 layers or 24 layers), or a stacked bimorph element in which bimorphs are stacked (for example, 16 layers or 24 layers are stacked).
  • the laminated piezoelectric element is composed of a laminated structure of a plurality of dielectric layers made of, for example, PZT (lead zirconate titanate) and electrode layers arranged between the plurality of dielectric layers. Unimorphs expand and contract when an electrical signal (voltage) is applied, and bimorphs bend when an electrical signal (voltage) is applied.
  • PZT lead zirconate titanate
  • the piezoelectric element 30 is disposed on the back surface of the panel 10 (the surface on the inner side of the electronic device 1).
  • the piezoelectric element 30 is attached to the panel 10 by a joining member (for example, double-sided tape).
  • the piezoelectric element 30 may be attached to the panel 10 via an intermediate member (for example, a sheet metal).
  • the piezoelectric element 30 is disposed on the back surface of the panel 10 and is separated from the surface on the inner side of the housing by a predetermined distance.
  • the piezoelectric element 30 may be separated from the surface on the inner side of the housing by a predetermined distance even in a stretched or curved state. That is, the distance between the piezoelectric element 30 and the inner surface of the housing is preferably larger than the maximum deformation amount of the piezoelectric element 30.
  • the input unit 40 receives an operation input from the user, and includes, for example, an operation button (operation key).
  • an operation button operation key
  • the panel 10 can also accept the operation input from a user by detecting the contact from a user.
  • the control unit 50 is a processor that controls the electronic device 1.
  • the control unit 50 applies a predetermined electrical signal (a voltage corresponding to a voice signal of a communication partner or a voice signal of a ringing melody or music including music) to the piezoelectric element 30.
  • the audio signal may be based on music data stored in an internal memory, or music data stored in an external server or the like may be reproduced via a network.
  • the piezoelectric element 30 When an electrical signal is applied to the piezoelectric element 30, the piezoelectric element 30 expands or contracts in the longitudinal direction. At this time, the panel 10 to which the piezoelectric element 30 is attached is deformed in accordance with the expansion or contraction or bending of the piezoelectric element 30, and the panel 10 vibrates.
  • the maximum voltage of the electric signal applied to the piezoelectric element 30 by the control unit 50 is higher than ⁇ 5 V, which is an applied voltage of a so-called panel speaker for the purpose of conducting sound by air conduction sound instead of vibration sound, for example. , ⁇ 15V.
  • the panel 10 even when the user presses the panel 10 against his / her body with a force of 3N or more (5N to 10N force), for example, the panel 10 generates sufficient bending vibration, and the user's body Vibration sound can be generated through a part (eg, cartilage of the outer ear). Note that how much applied voltage is used can be appropriately adjusted according to the fixing strength of the panel 10 to the casing or the support member or the performance of the piezoelectric element 30.
  • the piezoelectric element 30 expands or contracts in the longitudinal direction.
  • the panel 10 to which the piezoelectric element 30 is attached is deformed in accordance with expansion / contraction or bending of the piezoelectric element 30, and the panel 10 vibrates.
  • the panel 10 is bent by expansion / contraction or bending of the piezoelectric element 30.
  • the panel 10 is bent directly by the piezoelectric element 30.
  • “The panel 10 is directly bent by the piezoelectric element” means that the panel is specified by the inertial force of the piezoelectric actuator configured by arranging the piezoelectric element in the casing as used in a conventional panel speaker. This is different from the phenomenon in which the panel is deformed by exciting the region.
  • “The panel 10 is directly bent by the piezoelectric element” means that expansion or contraction (bending) of the piezoelectric element bends the panel directly via the bonding member or via the bonding member and the reinforcing member 80 described later. Means that.
  • the panel 10 generates air conduction sound and, when the user contacts a part of the body (for example, cartilage of the outer ear), generates a human body vibration sound through the part of the body.
  • the control unit 50 can generate an air conduction sound and a human body vibration sound corresponding to the voice signal by applying an electrical signal corresponding to the voice signal related to the voice of the other party to the piezoelectric element 30, for example.
  • the panel 10 bends and vibrates not only in the attachment region where the piezoelectric element 30 is attached, but also in the region away from the attachment region.
  • the panel 10 has a plurality of locations that vibrate in a direction intersecting the main surface of the panel 10 in the vibrating region, and the amplitude value of the vibration is increased from positive to negative with time in each of the plurality of locations. Or vice versa.
  • the panel 10 vibrates in such a manner that a portion having a relatively large vibration amplitude and a portion having a relatively small vibration amplitude are distributed randomly or periodically throughout the panel 10 at first glance. That is, vibrations of a plurality of waves are detected over the entire panel 10.
  • the control unit 50 does not attenuate the piezoelectric element 30 in order to prevent the above-described vibration of the panel 10 from being attenuated.
  • the maximum voltage to be applied may be ⁇ 15V. Therefore, the user can hear the sound by bringing his / her ear into contact with a region away from the above-described region where the piezoelectric element 30 is attached, for example, the center of the panel 10.
  • the panel 10 may be approximately the same size as the user's ear.
  • the panel 10 may be larger than the user's ear, as shown in FIG.
  • Panel 10 is an area wider than an area having a length corresponding to the distance from the lower leg of the anti-annulus (lower anti-limb) to the anti-tragus and a width corresponding to the distance from the tragus to the anti-annulus. Should just vibrate.
  • the panel 10 preferably has a length corresponding to the distance between a portion near the upper leg of the ankle ring (upper pair leg) in the ear ring and the earlobe, and a distance between the tragus and a portion near the ear ring in the ear ring. It suffices that a region having a width corresponding to is vibrated.
  • the region having the above length and width may be a rectangular region, or may be an elliptical shape having the above length as the major axis and the above width as the minor axis.
  • the average size of Japanese ears can be found by referring to the Japanese human body size database (1992-1994) created by the Human Life Engineering Research Center (HQL).
  • the panel 10 is larger than the average size of Japanese ears, the panel 10 is considered to be large enough to cover the entire foreign ear.
  • the panel 10 can cover the user's ears and is tolerant of misalignment when applied to the ears.
  • the electronic device 1 can transmit the air conduction sound and the vibration sound through a part of the user's body (for example, cartilage of the outer ear) to the user by the vibration of the panel 10. Therefore, when outputting a sound having a volume equivalent to that of a conventional dynamic receiver, the sound transmitted to the periphery of the electronic device 1 due to the vibration of the air due to the vibration of the panel 10 is less than that of the dynamic receiver. Therefore, it is suitable, for example, when listening to a recorded message on a train or the like.
  • the electronic device 1 transmits vibration sound due to the vibration of the panel 10, even if the user wears an earphone or a headphone, for example, the user can touch the electronic device 1 to contact the earphone or the headphone. Sounds can be heard through headphones and body parts.
  • the electronic device 1 transmits sound to the user by the vibration of the panel 10. Therefore, when the electronic device 1 does not include a separate dynamic receiver, it is not necessary to form an opening (sound outlet) for sound transmission in the housing, and the waterproof structure of the electronic device 1 can be simplified.
  • the sound emission port is preferably closed by a member that allows gas to pass but not liquid.
  • a member that allows gas to pass but not liquid is Gore-Tex (registered trademark).
  • FIG. 3 is a diagram schematically illustrating a main part of the mounting structure of the electronic device 1 according to the first embodiment.
  • 3A is a front view
  • FIG. 3B is a cross-sectional view taken along line bb in FIG. 3A.
  • the electronic device 1 illustrated in FIG. 3 is a smartphone in which a rectangular glass plate is disposed as a panel 10 on the front surface of a housing 60 (for example, a metal or resin case).
  • the panel 10 constitutes, for example, a capacitive touch panel, and is supported by the housing 60 via a joining member 70.
  • the display unit 20 is bonded to the panel 10 via a bonding member 70 on the back surface except for one end side (upper part) in the longitudinal direction.
  • the display unit 20 is connected to the circuit board 130.
  • the piezoelectric element 30 is bonded to the upper back surface, which is one end side in one direction of the panel 10, via a bonding member 70.
  • the piezoelectric element 30 has a rectangular shape and is bonded so that its long side is along the short side of the panel 10.
  • the bonding member 70 is an adhesive having a thermosetting property or an ultraviolet curable property, a double-sided tape, or the like, and may be, for example, an optical elastic resin that is a colorless and transparent acrylic ultraviolet curable adhesive.
  • the input unit 40 is supported by the housing 60 on the other end (lower) side in the longitudinal direction of the panel 10.
  • a microphone mouthpiece 41 is formed in the input unit 40 as indicated by a broken line. That is, the piezoelectric element 30 is arranged on the upper side of the rectangular casing 60, and the mouthpiece 41 is formed on the lower side.
  • the housing 60 includes a rear case (second housing portion) 61 and a cover member (first housing portion) 62 detachably attached to the rear case 61.
  • the rear case 61 has a recess (second recess) 61a.
  • the cover member 62 includes a recess (first recess) 62a.
  • the rear case 61 is disposed in the recess 62 a of the cover member 62.
  • the display unit 20, the piezoelectric element 30, the input unit 40, and the circuit board 130 are disposed in the recess 61 a of the rear case 61.
  • the panel 10 is attached to the housing 60 so as to vibrate within the recess 61a and in a region that does not contact the bottom of the recess 61a.
  • FIG. 3B shows a battery 150 for driving the electronic device 1 as an electronic component, a dynamic speaker 160 that outputs the audible sound simultaneously with or selectively driven by the piezoelectric element 30, and a camera that captures an object.
  • positioned is illustrated.
  • the elastic body 63 is disposed between the battery 150 and the cover member 62. Further, an elastic body 64 is disposed between the dynamic speaker 160 and the cover member 62. An elastic body 65 is disposed between the camera module 170 and the rear case 61, and the elastic body 66 is provided between the camera module 170 and the cover member 62 so as not to affect the imaging optical path. Is arranged.
  • the elastic body 63 constitutes, together with the battery 150, a rigidity reinforcing portion that presses the rear case 61 and the cover member 62.
  • the elastic body 64 constitutes, together with the dynamic speaker 160, a rigidity reinforcing portion that presses the rear case 61 and the cover member 62.
  • the elastic bodies 65 and 66 together with the camera module 170, constitute a rigidity reinforcing portion that presses the rear case 61 and the cover member 62.
  • the elastic bodies 63, 64, 65, and 66 can be made of, for example, an organic material such as urethane resin, rubber, melamine resin, or sponge, or a metal such as a metal spring.
  • the elastic body 63 may also serve as an electromagnetic wave absorber sheet for preventing unnecessary electromagnetic wave radiation or a seal member attached to the battery 150.
  • the elastic bodies 64, 65 and 66 may also serve as a waterproof sheet or a dustproof sheet.
  • FIG. 4 is a diagram illustrating an example of vibration of the panel 10 of the electronic device 1 according to the first embodiment.
  • the display unit 20 is attached to the panel 10.
  • the lower part of the panel 10 is less likely to vibrate than the upper part of the panel 10 to which the piezoelectric element 30 is attached. Therefore, sound leakage due to vibration of the lower portion of the panel 10 at the lower portion of the panel 10 can be reduced.
  • the upper part of the panel 10 is directly bent by the piezoelectric element 30, and the vibration is attenuated at the lower part as compared with the upper part.
  • the panel 10 is bent by the piezoelectric element 30 so that the portion directly above the piezoelectric element 30 protrudes higher than the surrounding area in the long side direction of the piezoelectric element 30.
  • the panel 10 is deformed due to the deformation of the piezoelectric element 30 attached to the back surface of the panel 10, and the piezoelectric element 30 is bonded. It vibrates sufficiently from one end side in the longitudinal direction to the vicinity of the central portion. Accordingly, the user brings a part of the user's body (for example, cartilage of the outer ear) into contact with at least a part of the upper region from the center of the panel 10, thereby causing air conduction sound and vibration due to vibration of the panel 10. I can hear the sound.
  • a part of the user's body for example, cartilage of the outer ear
  • the display unit 20 and the piezoelectric element 30 are joined to the panel 10 by the joining member 70.
  • the piezoelectric element 30 can be attached to the panel 10 in a state in which the degree of freedom of deformation of the piezoelectric element 30 is hardly hindered.
  • the joining member 70 can be a non-heating type curable adhesive. Thereby, there is an advantage that thermal stress shrinkage hardly occurs between the piezoelectric element 30 and the panel 10 at the time of curing.
  • the joining member 70 can be a double-sided tape. Thereby, there is an advantage that contraction stress is hardly applied between the piezoelectric element 30 and the panel 10 as in the case of using an adhesive.
  • the panel 10 is also joined to the housing 60 by the joining member 70, the same effect can be obtained, and vibration from the panel 10 is not directly transmitted to the cover member 62 of the housing 60, and the housing 10 Compared with the case where the device itself vibrates greatly, the risk that the user drops the electronic device 1 can be reduced.
  • the contact support points are increased and the respective rigidity is increased.
  • casing 60 increases and the vibration of the housing
  • the rigidity enhancing portion using electronic components such as the battery 150, the dynamic speaker 160, and the camera module 170 that are built in the housing 60, the thickness of the rigidity enhancing portion can be increased by the electronic components.
  • an elastic body can be made small and cost reduction can be aimed at. Furthermore, since the rigidity of the housing
  • FIG. 5 is a diagram illustrating a mounting structure of the electronic device 1 according to the second embodiment.
  • 5A is a front view
  • FIG. 5B is a cross-sectional view taken along line bb in FIG. 5A
  • FIG. 5C is taken along line cc in FIG. 5A. It is sectional drawing.
  • the electronic apparatus 1 shown in FIG. 5 has a folding panel in which a cover panel (acrylic plate) that protects the display unit 20 is disposed as the panel 10 on the front surface of the upper housing 60a, and the input unit 40 is disposed on the lower housing 60b.
  • a cover panel (acrylic plate) that protects the display unit 20 is disposed as the panel 10 on the front surface of the upper housing 60a
  • the input unit 40 is disposed on the lower housing 60b.
  • a reinforcing member 80 is disposed between the panel 10 and the piezoelectric element 30.
  • the reinforcing member 80 is a resin plate including, for example, a resin plate, sheet metal, or glass fiber. That is, the electronic device 1 according to the second embodiment has a structure in which the piezoelectric element 30 and the reinforcing member 80 are bonded by the bonding member 70, and the reinforcing member 80 and the panel 10 are bonded by the bonding member 70.
  • the display unit 20 is not bonded to the panel 10 but is supported by the housing 60a. That is, in the electronic device 1 according to the second embodiment, the display unit 20 is separated from the panel 10, and the display unit 20 and a rear case (second housing unit) 61 constituting the housing 60 a are circuit boards. It is a structure coupled through 130.
  • the display unit 20, the piezoelectric element 30, and the circuit board 130 are disposed in the recess 61 a of the rear case 61.
  • Panel 10 is attached to housing 60 so as to vibrate in a region that does not contact the bottom of recess 61a.
  • the rear case 61 is disposed in the recess 62 a of the cover member (first housing portion) 62.
  • Various electronic components such as a dynamic speaker 160 and a camera module 170 are disposed between the bottom of the recess 61 a of the rear case 61 and the bottom of the recess 62 a of the cover member 62.
  • an elastic body 64 is disposed between the dynamic speaker 160 and the cover member 62, and the rigidity that presses the rear case 61 and the cover member 62 by the dynamic speaker 160 and the elastic body 64 is provided.
  • the strengthening part is configured.
  • elastic bodies 65 and 66 are disposed between the camera module 170 and the rear case 61 and between the camera module 170 and the cover member 62.
  • a rigidity reinforcing portion that presses the case 61 and the cover member 62 is configured.
  • an elastic body 67 constituting a rigidity reinforcing portion that presses the rear case 61 and the cover member 62 is disposed at an appropriate position between the rear case 61 and the cover member 62.
  • the elastic body 67 can be made of, for example, an organic material such as urethane resin, rubber, melamine resin, or sponge, or a metal such as a metal spring, similarly to the elastic body 64 or the like. Moreover, the elastic body 67 is good also as a low elasticity modulus rather than the elastic body which comprises a rigidity reinforcement part with an electronic component.
  • FIG. 6 is a diagram illustrating an example of vibration of the panel 10 of the electronic apparatus 1 according to the second embodiment.
  • the panel 10 is an acrylic plate having a lower rigidity than the glass plate, and the display unit 20 is not bonded to the back surface of the panel 10.
  • the amplitude generated by the piezoelectric element 30 is increased.
  • the panel 10 vibrates not only in the attachment region to which the piezoelectric element 30 is attached, but also in a region away from the attachment region. For this reason, the user can hear the vibration sound by bringing his / her ear into contact with an arbitrary position of the panel 10 in addition to the air conduction sound through the air.
  • the reinforcing member 80 and the panel 10 are deformed due to the deformation of the piezoelectric element 30 attached to the panel 10 via the reinforcing member 80, and the deformation is performed.
  • the air conduction sound and the vibration sound are transmitted to the object in contact with the panel 10.
  • the piezoelectric element 30 is attached to the inner surface of the housing 60 a of the panel 10. For this reason, air conduction sound and vibration sound can be transmitted to the user without causing the vibrating body to protrude from the outer surface of the housing 60a.
  • the panel 10 is deformed to transmit air conduction sound and vibration sound not only in the attachment region to which the piezoelectric element 30 is attached, but also in any part of the panel 10. For this reason, the user can hear the vibration sound by bringing his / her ear into contact with an arbitrary position of the panel 10 in addition to the air conduction sound through the air.
  • the reinforcing member 80 between the piezoelectric element 30 and the panel 10, for example, when an external force is applied to the panel 10, the external force is transmitted to the piezoelectric element 30 and the piezoelectric element 30 may be damaged. Can be reduced. Moreover, even if the panel 10 is brought into strong contact with the human body, the vibration of the panel 10 can be hardly attenuated. Further, by disposing the reinforcing member 80 between the piezoelectric element 30 and the panel 10, the resonance frequency of the panel 10 is lowered, and the acoustic characteristics in the low frequency band are improved. Instead of the reinforcing member 80, a plate-like weight may be attached to the piezoelectric element 30 by the joining member 70.
  • the contact support points of the rear case 61 and the cover member 62 are increased.
  • the rigidity of the housing 60a is increased, vibration is reduced, and sound leakage can be reduced.
  • the rigidity enhancing portion is configured using the dynamic speaker 160, the thickness of the rigidity enhancing portion can be increased, so that the elastic body can be made smaller than when the rigidity enhancing portion is configured only by the elastic body 67. Cost reduction can be achieved.
  • the rigidity of the housing 60a is increased, the panel 10 held by the housing 60a can be vibrated efficiently, and the sound pressure level due to the vibration of the panel 10 can be increased. Moreover, since the rigidity of the rear case 61 and the cover member 62 can be improved, these thicknesses can be reduced and the entire electronic device can be reduced in thickness.
  • the rigidity reinforcing portion can be provided at an appropriate location between the rear case 61 and the cover member 62, and the number thereof is arbitrary, but it is particularly effective when provided in the vicinity of the piezoelectric element 30 having a large vibration. It is.
  • the electronic components constituting the rigidity strengthening unit are not limited to the dynamic speaker 160 and the camera module 170, and appropriate electronic components can be used.
  • the rigidity reinforcing portion is provided with a protruding elastic member that presses against the cover member 62 and / or the rear case 61 in the rear case 61 and / or the cover member 62 so as to increase the rigidity of the rear case 61 and the cover member 62. It may be.
  • the elastic body is used so that the rear case 61 and the cover member 62 are pressed at an appropriate position between the rear case 61 and the cover member 62.
  • the rigidity reinforcement part which becomes may be arrange
  • the rear case 61 and the cover member 62 are not limited to a concave shape, and can be configured in an appropriate shape.
  • the piezoelectric element 30 may be disposed at the center of the panel 10.
  • the vibration of the piezoelectric element 30 is evenly transmitted to the entire panel 10 to improve the quality of the air conduction sound, and the user can listen to various positions of the panel 10. The vibration sound can be recognized even if it is touched.
  • a plurality of piezoelectric elements 30 may be mounted.
  • the piezoelectric element 30 is attached to the panel 10, but may be attached to a location different from the panel 10.
  • the piezoelectric element 30 may be attached to the cover member 62 that is attached to the housing 60 and covers the battery 150. Since the cover member 62 is often attached to a surface different from the panel 10 in the electronic device 1 such as a mobile phone, according to such a configuration, the user can place a part of the body (for example, an ear) on the surface different from the panel 10. You can hear the sound by touching.
  • the panel 10 can constitute a part or all of any of a display panel, an operation panel, a cover panel, and a lid panel for making the rechargeable battery removable.
  • the piezoelectric element 30 is disposed outside the display area for the display function.
  • the operation panel includes the touch panel of the first embodiment.
  • the operation panel includes a sheet key that is a member that constitutes one surface of the operation unit side body, in which, for example, a key top of an operation key is integrally formed in a foldable mobile phone.
  • the bonding member for bonding the panel 10 and the piezoelectric element 30 and the bonding member for bonding the panel 10 and the housing 60 (60a) have the same reference numerals.
  • the bonding member 70 has been described.
  • the joining member used in the first embodiment and the second embodiment may be appropriately different depending on the member to be joined.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

Le dispositif électronique (1) de l'invention comprend un élément piézo-électrique (30), un panneau (10) portant l'élément piézo-électrique (30), et un cadre (60) pour retenir le panneau (10) et auquel la vibration est transmise à travers le panneau (10). Ce dispositif électronique (1) produit, par le biais du panneau (10), un son vibrant transmis par vibration d'une partie du corps humain, et un son de conduction aérienne. Le cadre (60) présente une première partie (62) de cadre et une seconde partie (61) de cadre positionnées sur le côté intérieur de la première partie (62) de cadre; et des unités de renforcement de la rigidité (63, 150; 64, 160; 65, 66, 170) destinées à augmenter la rigidité du cadre (60) sont agencées entre la première partie (62) de cadre et la seconde partie (61) de cadre.
PCT/JP2013/002789 2012-05-01 2013-04-24 Dispositif électronique WO2013164906A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP13784997.2A EP2800395B1 (fr) 2012-05-01 2013-04-24 Dispositif électronique
US14/002,357 US9131299B2 (en) 2012-05-01 2013-04-24 Electronic device
MX2014010186A MX2014010186A (es) 2012-05-01 2013-04-24 Dispositivo electronico.

Applications Claiming Priority (2)

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JP2012-104856 2012-05-01
JP2012104856A JP5968061B2 (ja) 2012-05-01 2012-05-01 電子機器

Publications (1)

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WO2013164906A1 true WO2013164906A1 (fr) 2013-11-07

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EP (1) EP2800395B1 (fr)
JP (3) JP5968061B2 (fr)
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WO (1) WO2013164906A1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11463814B2 (en) 2011-12-23 2022-10-04 Shenzhen Shokz Co., Ltd. Bone conduction speaker and compound vibration device thereof
US11363362B2 (en) 2018-06-15 2022-06-14 Shenzhen Shokz Co., Ltd. Speaker device
JP2013207601A (ja) 2012-03-28 2013-10-07 Kyocera Corp 電子機器
JP5859116B2 (ja) * 2012-03-29 2016-02-10 京セラ株式会社 電子機器、パネルユニット
JP5855508B2 (ja) 2012-03-29 2016-02-09 京セラ株式会社 電子機器
JP5968018B2 (ja) 2012-04-10 2016-08-10 京セラ株式会社 電子機器
JP5986417B2 (ja) 2012-04-12 2016-09-06 京セラ株式会社 電子機器
JP5812926B2 (ja) 2012-04-12 2015-11-17 京セラ株式会社 電子機器
JP5973218B2 (ja) 2012-04-26 2016-08-23 京セラ株式会社 電子機器
JP5968061B2 (ja) 2012-05-01 2016-08-10 京セラ株式会社 電子機器
CN104956691B (zh) * 2013-12-31 2018-07-24 英诺晶片科技股份有限公司 可携式压电扬声器
JP2016086358A (ja) * 2014-10-28 2016-05-19 京セラ株式会社 電子機器
JP6195869B2 (ja) * 2015-02-10 2017-09-13 株式会社トーキン 圧電スピーカ
WO2016129202A1 (fr) * 2015-02-10 2016-08-18 Ｎｅｃトーキン株式会社 Haut-parleur piézoélectrique
US9942635B1 (en) * 2016-09-21 2018-04-10 Microsoft Technology Licensing, Llc Audio device with movable display
TWI663782B (zh) * 2016-10-14 2019-06-21 天邁科技股份有限公司 具導電膠天線之殼體結構
WO2018079339A1 (fr) * 2016-10-27 2018-05-03 日本電産サンキョー株式会社 Dispositif d'affichage attaché à un panneau tactile
KR102367889B1 (ko) * 2017-08-10 2022-02-25 엘지전자 주식회사 이동 단말기
US11516425B2 (en) * 2017-12-28 2022-11-29 Sony Corporation Display apparatus
KR102386452B1 (ko) * 2018-05-02 2022-04-14 삼성디스플레이 주식회사 표시 장치
CN110611873B (zh) 2018-06-15 2021-07-02 深圳市韶音科技有限公司 一种骨传导扬声器的测试方法
KR102630805B1 (ko) * 2019-05-31 2024-01-26 엘지디스플레이 주식회사 디스플레이 장치

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07296786A (ja) * 1994-04-22 1995-11-10 Matsushita Electric Ind Co Ltd 電池ケース
JPH08223675A (ja) * 1995-02-17 1996-08-30 Alpine Electron Inc スピーカ装置
JP2001007546A (ja) * 1999-06-18 2001-01-12 Mitsubishi Electric Corp 携帯端末機
JP2002027065A (ja) * 2000-07-05 2002-01-25 Hitachi Ltd 携帯端末装置
JP2002185593A (ja) * 2000-12-19 2002-06-28 Hitachi Kokusai Electric Inc 携帯電話機
JP2004187031A (ja) * 2002-12-04 2004-07-02 Temuko Japan:Kk 骨伝導スピーカーを用いた携帯電話機
JP2005348193A (ja) 2004-06-04 2005-12-15 Nec Tokin Corp 受話器
JP2007082009A (ja) * 2005-09-15 2007-03-29 Nec Saitama Ltd パネルスピーカ
JP2011091719A (ja) * 2009-10-26 2011-05-06 Authentic Ltd 撓み振動型アクチュエータ

Family Cites Families (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728741A (en) 1970-12-28 1973-04-24 M Lepor Noise protective device
JPH0246159Y2 (fr) * 1985-11-20 1990-12-05
JPH09247795A (ja) * 1996-03-05 1997-09-19 Hokuriku Electric Ind Co Ltd 圧電変換器及び発音電子機器
JP3168946B2 (ja) 1997-06-27 2001-05-21 岩崎通信機株式会社 携帯用電子機器の電池蓋防水構造
CN1144498C (zh) 1998-07-03 2004-03-31 新型转换器有限公司 谐振板型扬声器
GB9818719D0 (en) 1998-08-28 1998-10-21 New Transducers Ltd Vubration exciter
WO2000013392A2 (fr) 1998-08-31 2000-03-09 The Government Of The United States Of America, As Represented By The Administrator Of The National Aeronautics And Space Administration (Nasa) Avertisseur piezoelectrique par vibreur et sonnerie pour appareil personnel de communication
JP3597061B2 (ja) 1998-11-13 2004-12-02 日本電気株式会社 圧電スピーカ
US6639988B2 (en) 2000-08-31 2003-10-28 Delphi Technologies, Inc. Piezo integrated flat speakers for automotive interior panels
JP3632594B2 (ja) 2000-11-28 2005-03-23 日本電気株式会社 電子装置
JP2002219413A (ja) * 2001-01-30 2002-08-06 Nec Tokin Corp 多機能振動アクチュエータ
JP2002232542A (ja) 2001-02-06 2002-08-16 Taisei Plas Co Ltd 携帯用通信機器
JP3709350B2 (ja) 2001-04-06 2005-10-26 埼玉日本電気株式会社 折り畳み型情報端末
EP1271998B1 (fr) 2001-06-28 2008-04-16 Matsushita Electric Industrial Co., Ltd. Système de haut-parleur, terminal mobile et dispositif électronique
EP1477109B1 (fr) 2002-02-18 2011-06-15 Takashi Yoshimine Systeme de diagnostic
WO2004023199A1 (fr) 2002-09-03 2004-03-18 Sharp Kabushiki Kaisha Dispositif d'affichage a cristaux liquides comportant une fonction de sortie sonore et analogue et dispositif electronique l'utilisant
CN1795698A (zh) 2003-05-28 2006-06-28 皇家飞利浦电子股份有限公司 显示屏扬声器
US7421088B2 (en) 2003-08-28 2008-09-02 Motorola, Inc. Multifunction transducer
JP4359757B2 (ja) 2003-09-17 2009-11-04 ソニー株式会社 情報表示装置
AU2005205632A1 (en) 2004-01-16 2005-07-28 Temco Japan Co., Ltd. Portable telephone using bone conduction device
JP4361384B2 (ja) 2004-01-29 2009-11-11 セイコーインスツル株式会社 報音機能付携帯型電子装置
JP2005236352A (ja) 2004-02-17 2005-09-02 Authentic Ltd 表示装置用パネル型スピーカ
JP4449534B2 (ja) 2004-03-30 2010-04-14 セイコーエプソン株式会社 電気光学装置及び電子機器
JP4700323B2 (ja) 2004-10-28 2011-06-15 ホシデン株式会社 フラットパネルスピーカ
JPWO2006059679A1 (ja) 2004-12-02 2008-06-05 松下電器産業株式会社 携帯端末装置
JP4507252B2 (ja) 2004-12-27 2010-07-21 シチズン電子株式会社 パネル型スピーカ
JP2006303675A (ja) * 2005-04-18 2006-11-02 Tokyo Parts Ind Co Ltd 振動報知手段を備えた圧電セラミックスピーカ
US8199959B2 (en) 2005-04-22 2012-06-12 Sharp Kabushiki Kaisha Card-type device and method for manufacturing same
JP5208362B2 (ja) 2005-10-28 2013-06-12 ソニー株式会社 電子機器
WO2007052835A1 (fr) 2005-11-02 2007-05-10 Nec Corporation Speaker, ecran protecteur d’elements d’image, terminal et son boitier
JP2007180827A (ja) * 2005-12-27 2007-07-12 Citizen Electronics Co Ltd パネル型スピーカ
JP2007189578A (ja) 2006-01-16 2007-07-26 Nec Tokin Corp 受話装置及び携帯電話機
JP4861079B2 (ja) 2006-07-10 2012-01-25 Ｎｅｃトーキン株式会社 骨伝導レシーバ
KR101353417B1 (ko) 2007-03-16 2014-01-22 엘지전자 주식회사 이동통신 단말기
JP2008270879A (ja) 2007-04-16 2008-11-06 Nec Tokin Corp 受話装置
JP2009118396A (ja) 2007-11-09 2009-05-28 Nec Tokin Corp 送受話装置
JP2009147410A (ja) 2007-12-11 2009-07-02 Sony Corp 再生装置、再生方法及び再生システム
US20100278362A1 (en) 2007-12-20 2010-11-04 Kim David K J Method and apparatus to interchange between bone conductive and normal mode in receiver
CN101594401B (zh) 2008-05-27 2013-06-05 深圳富泰宏精密工业有限公司 具有受话器的电子装置
US20100225600A1 (en) 2009-03-09 2010-09-09 Motorola Inc. Display Structure with Direct Piezoelectric Actuation
JP5576690B2 (ja) 2010-03-26 2014-08-20 京セラ株式会社 携帯無線装置
CA2808716C (fr) 2010-08-23 2018-03-06 Nokia Corporation Appareil et procede de fourniture d'une retroaction haptique et audio dans une interface utilisateur tactile
US8279623B2 (en) 2010-12-22 2012-10-02 Research In Motion Limited Apparatus for vibrating a portable electronic device
JP6133534B2 (ja) 2011-11-18 2017-05-24 株式会社ファインウェル 携帯電話およびその集積回路
JP2012148834A (ja) 2011-01-17 2012-08-09 Chugoku Electric Power Co Inc:The 廃棄物排出装置
JP5645309B2 (ja) 2011-01-18 2014-12-24 東芝エレベータ株式会社 乗客コンベアの状態検知システム
KR101068254B1 (ko) 2011-02-01 2011-09-28 주식회사 보니아코퍼레이션 골전도 기능을 갖는 통신단말기
US9020168B2 (en) 2011-08-30 2015-04-28 Nokia Corporation Apparatus and method for audio delivery with different sound conduction transducers
JP2013255212A (ja) 2011-09-13 2013-12-19 Kddi Corp 通話装置
KR101332553B1 (ko) 2011-12-20 2013-11-22 엘지전자 주식회사 이동 단말기
JP2013207601A (ja) 2012-03-28 2013-10-07 Kyocera Corp 電子機器
JP5855508B2 (ja) 2012-03-29 2016-02-09 京セラ株式会社 電子機器
JP5812926B2 (ja) 2012-04-12 2015-11-17 京セラ株式会社 電子機器
JP5968061B2 (ja) 2012-05-01 2016-08-10 京セラ株式会社 電子機器

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07296786A (ja) * 1994-04-22 1995-11-10 Matsushita Electric Ind Co Ltd 電池ケース
JPH08223675A (ja) * 1995-02-17 1996-08-30 Alpine Electron Inc スピーカ装置
JP2001007546A (ja) * 1999-06-18 2001-01-12 Mitsubishi Electric Corp 携帯端末機
JP2002027065A (ja) * 2000-07-05 2002-01-25 Hitachi Ltd 携帯端末装置
JP2002185593A (ja) * 2000-12-19 2002-06-28 Hitachi Kokusai Electric Inc 携帯電話機
JP2004187031A (ja) * 2002-12-04 2004-07-02 Temuko Japan:Kk 骨伝導スピーカーを用いた携帯電話機
JP2005348193A (ja) 2004-06-04 2005-12-15 Nec Tokin Corp 受話器
JP2007082009A (ja) * 2005-09-15 2007-03-29 Nec Saitama Ltd パネルスピーカ
JP2011091719A (ja) * 2009-10-26 2011-05-06 Authentic Ltd 撓み振動型アクチュエータ

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EP2800395A1 (fr) 2014-11-05
EP2800395B1 (fr) 2020-11-11
JP5734473B2 (ja) 2015-06-17
US9131299B2 (en) 2015-09-08
JP5968061B2 (ja) 2016-08-10
JP2014082792A (ja) 2014-05-08
JP2013232846A (ja) 2013-11-14
JP2013232874A (ja) 2013-11-14
EP2800395A4 (fr) 2015-10-14
US20150036843A1 (en) 2015-02-05
JP5383871B2 (ja) 2014-01-08
MX2014010186A (es) 2014-11-10

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